646 datasheet(3/8 Pages) MALLORY

3 / 8 page

MALLORY TECHNICAL SUPPORT

(775) 882-6600

tech@mrgasket.com

PURPLE WIRES ñ

Connect to a device to be turned OFF at a

selected RPM. NOTE: Relays are required if

device being switched draws more than 5 amps.

0 7 5

Connect ignition coil and distributor/trigger

wires according to the HYFIRE

Æ VII instructions

applicable to the distributor/trigger being used

To tachometer

DO NOT connect to coil (+) terminal.

Connect this wire to a switched 12 volt

source. Switch must be capable of

switching all of the current from the

ignition and device(s).

The ignition may draw up to 1/2 amp.

Minimum of 18GA wire should be used.

BLACK

RED

DO NOT connect to coil (+) terminal

BLACK

To engine block or

chassis ground

ORANGE WIRES ñ

Connect to a device to be turned

ON at a selected RPM.

C ñ CYLINDER SELECT

L ñ LOW RPM

H ñ HIGH RPM

DOWN

WINDOW RPM SWITCH

P/N 646

MODE

VALUE

MODE

FIGURE 3

0 7 5

ST AND ARD

Connect ignition coil and distributor/trigger wires

according to the HYFIREÆ VII instructions applicable to

the distributor/trigger being used

GREEN

To tachometer

RED

DO NOT connect to COIL (+) terminal

PURPLE

ORANGE

BLACK

Connect the other wire from the device to

GROUND. NOTE: Relays are required if the

device being switch requires more than 5 amps.

Connect the other wire from the device to

GROUND. NOTE: Relays are required if the

device being switch requires more than 5 amps.

Connect this wire to a device to be

turned OFF at a selected RPM.

Connect this wire to a device to be

turned ON at a selected RPM.

To engine block or chassis ground

DO NOT connect these wires to COIL (+) terminal

Connect these wires to a switched 12 volt source.

Switch must be capable of switching all of the

current from the ignition and devices.

These relays are shown as examples

only. Other relays may be used, such

as Blue Streak Part No. RY-48

FIGURE 4

RPM ACTIVATED SWITCH WITH HYFIRE® VII

RPM ACTIVATED SWITCH AND

RELAYS WITH HYFIRE® VII

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